Table 3 Drought classifications based on SPEI value86.
From: Drought characteristics in Mediterranean under future climate change
SPEI value | Drought classification |
|---|---|
−1.5 < SPEI ≤ −1.0 | Moderate drought |
−2.0 < SPEI ≤ −1.5 | Severe drought |
SPEI ≤ −2.0 | Extreme drought |
